com.jeffpalm.cop5555.tok
Class Token

java.lang.Object
  com.jeffpalm.cop5555.tok.Token

Direct Known Subclasses:

EofToken, IdentToken, KeywordToken, NumberToken

public abstract class Token
extends java.lang.Object

Field Summary

static int	AND
static int	CARET
protected int	col
static int	COMMA
static int	COMMENT
static int	CONST
static int	DEC
static int	DIV
static int	ELSE
static int	EMPTY Constants for the symbols
static int	EOF
static int	EQ
static int	EQEQ
static int	ERROR
static int	GE
static int	GT
static int	IDENT
static int	IF
static int	INC
static int	INT
static int	L_SHIFT
static int	LBRACE
static int	LE
protected int	line
static int	LPAREN
static int	LT
static int	MAX_TOKEN
static int	MINUS
static int	MOD
static int	NE
static int	NUMBER
static int	OR
static int	PLUS
static int	PROGRAM
static int	R_SHIFT
static int	RBRACE
static int	READ
static int	RETURN
static int	RPAREN
static int	SEMI
static int	STAR
protected java.lang.String	str
static java.lang.String[]	syms
protected int	type
static int	VAR
static int	VOID
static int	WHILE
static int	WRITE
static int	XOR

Constructor Summary

Token()

Method Summary

abstract Token	dup()
int	getCol()
int	getLine()
Pos	getPos()
java.lang.String	getString()
int	getType()
boolean	is(int type)
boolean	isEof()
java.lang.String	stringRep()
static java.lang.String	stringRep(int num)
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

type

protected int type

line

protected int line

col

protected int col

str

protected java.lang.String str

EMPTY

public static final int EMPTY

Constants for the symbols

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Constant Field Values

PROGRAM

public static final int PROGRAM

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Constant Field Values

CONST

public static final int CONST

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VAR

public static final int VAR

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INT

public static final int INT

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VOID

public static final int VOID

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READ

public static final int READ

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WRITE

public static final int WRITE

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IF

public static final int IF

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ELSE

public static final int ELSE

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WHILE

public static final int WHILE

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PLUS

public static final int PLUS

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Constant Field Values

MINUS

public static final int MINUS

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Constant Field Values

STAR

public static final int STAR

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DIV

public static final int DIV

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LT

public static final int LT

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LE

public static final int LE

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GT

public static final int GT

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GE

public static final int GE

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EQ

public static final int EQ

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EQEQ

public static final int EQEQ

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Constant Field Values

NE

public static final int NE

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Constant Field Values

LBRACE

public static final int LBRACE

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Constant Field Values

RBRACE

public static final int RBRACE

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Constant Field Values

LPAREN

public static final int LPAREN

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Constant Field Values

RPAREN

public static final int RPAREN

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Constant Field Values

SEMI

public static final int SEMI

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Constant Field Values

COMMA

public static final int COMMA

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Constant Field Values

CARET

public static final int CARET

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Constant Field Values

ERROR

public static final int ERROR

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Constant Field Values

COMMENT

public static final int COMMENT

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Constant Field Values

NUMBER

public static final int NUMBER

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Constant Field Values

IDENT

public static final int IDENT

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Constant Field Values

RETURN

public static final int RETURN

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Constant Field Values

EOF

public static final int EOF

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Constant Field Values

MOD

public static final int MOD

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Constant Field Values

L_SHIFT

public static final int L_SHIFT

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Constant Field Values

R_SHIFT

public static final int R_SHIFT

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Constant Field Values

OR

public static final int OR

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AND

public static final int AND

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XOR

public static final int XOR

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INC

public static final int INC

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DEC

public static final int DEC

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Constant Field Values

MAX_TOKEN

public static final int MAX_TOKEN

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Constant Field Values

syms

public static final java.lang.String[] syms

Constructor Detail

Token

public Token()

Method Detail

dup

public abstract Token dup()

stringRep

public static java.lang.String stringRep(int num)

stringRep

public java.lang.String stringRep()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

getString

public java.lang.String getString()

isEof

public boolean isEof()

getLine

public int getLine()

getCol

public int getCol()

getType

public int getType()

getPos

public Pos getPos()

is

public boolean is(int type)